EXHIBIT 32.1

                            CERTIFICATION PURSUANT TO
                             18 U.S.C. SECTION 1350,
                             AS ADOPTED PURSUANT TO
                  SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

Each of the undersigned officers of Intelligent Systems Corporation (the
"Company") hereby certifies to his or her knowledge that the Company's annual
report on Form 10-K for the period ended December 31, 2003 (the "Report"), as
filed with the Securities and Exchange Commission on the date hereof, fully
complies with the requirements of Section 13(a) or 15(d), as applicable, of the
Securities Exchange Act of 1934, as amended, and that the information contained
in the Report fairly presents, in all material respects, the financial condition
and results of operations of the Company.

Date: March 30, 2004                         /s/ J. Leland Strange
                                             -----------------------------------
                                                  J. Leland Strange
                                                  Chief Executive Officer

                                             /s/ Bonnie L. Herron
                                             -----------------------------------
                                                  Bonnie L. Herron
                                                  Chief Financial Officer

                         INTELLIGENT SYSTEMS CORPORATION